| 中文名 | 4-乙基-7-羟基香豆素 |
|---|---|
| 英文名 | 4-ethyl-7-hydroxychromen-2-one |
| 英文别名 |
4-ethyl-7-hydroxy-2H-1-benzopyran-2-one
4-ethyl-7-hydroxy-chromen-2-one 4-ethyl-umbelliferone 4-Ethyl-7-hydroxycoumarin 4-Aethyl-7-hydroxy-cumarin 4-ethyl-2H-7-hydroxy-1-benzopyran-2-one 7-hydroxy-4-ethylcoumarin |
| 密度 | 1.258g/cm3 |
|---|---|
| 沸点 | 383.3ºC at 760 mmHg |
| 分子式 | C11H10O3 |
| 分子量 | 190.19500 |
| 精确质量 | 190.06300 |
| PSA | 50.44000 |
| LogP | 2.06100 |
| 折射率 | 1.589 |
| 海关编码 | 2932209090 |
|---|
|
~93%
64231-10-3 |
| 文献:Manhas, Maghar S.; Ganguly, Subhendu N.; Mukherjee, Somdatta; Jain, Amit K.; Bose, Ajay K. Tetrahedron Letters, 2006 , vol. 47, # 14 p. 2423 - 2425 |
|
~%
64231-10-3 |
| 文献:US2005/154050 A1, ; |
|
~%
64231-10-3 |
| 文献:Bulletin de la Societe Chimique de France, , p. 271,274 |
| 上游产品 4 | |
|---|---|
| 下游产品 1 | |
| 海关编码 | 2932209090 |
|---|---|
| 中文概述 | 2932209090. 其他内酯. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0% |
| 申报要素 | 品名, 成分含量, 用途 |
| Summary | 2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |